the official release of the Announcement of Opportunity for New Frontiers 5 would be delayed to no earlier than 2026.

The further delay in New Frontiers 5 selection caused the New Frontiers 5 timeframe to now overlap with the timeframe previously expected for New Frontiers 6, and raised questions about whether the recommendations of the 2011 or 2022 Decadal Surveys ought to drive the mission selection priorities. NASA requested that the National Academies of Sciences, Engineering, and Medicine investigate and report on any scientific,